Tescom T-100 Series, User Manual, Page: 12 / 23

T-100 Series UPS User Manual
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3.4 Start-Up
1. Turn on the Main Switch on the rear panel. (In this case, there is line voltage at the output and battery
charger board is active)
2. Turn the On-Off Switch PK1 on the rear panel to "1" position. In a few seconds the cooling fan will start
to operate, then the red LED "by-pass" indicator will be off and the green LED indicator "inverter"
will turn on and the UPS will start to give the inverter power to the output.
3. Disconnect the input power.The "LINE FAILURE" indicator will be on and audible alarm will sound
intermittently. Now the output receptacles are supplied from the battery source.
4. Connect the power again and see that "LINE FAILURE" alarm is off.
5. Now your UPS is ready to operate. Plug in the critical loads to the output receptacles of the unit.
NOTE
If any condition is different from the above situation, call our local service representative for assistance.
CAUTION !
After initial start-up, keep power continuously to the unit for at least 12 hours to ensure that the batteries
are fully charged.
During battery charging, the inverter can be shut down by turning the On-Off Switch PK1 to " off - 0 "
position. In this case the main switch should be kept in " on-1 " position and it must be kept in mind that
there is line voltage at the output.